150540505643 has 8 divisors (see below), whose sum is σ = 164722161216. Its totient is φ = 136441542600.

The previous prime is 150540505631. The next prime is 150540505649. The reversal of 150540505643 is 346505045051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150540505643 - 2¹² = 150540501547 is a prime.

It is a super-2 number, since 2×150540505643² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150540505597 and 150540505606.

It is not an unprimeable number, because it can be changed into a prime (150540505649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20669321 + ... + 20676602.

It is an arithmetic number, because the mean of its divisors is an integer number (20590270152).

Almost surely, 2^150540505643 is an apocalyptic number.

150540505643 is a deficient number, since it is larger than the sum of its proper divisors (14181655573).

150540505643 is a wasteful number, since it uses less digits than its factorization.

150540505643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41346265.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 150540505643 in words is "one hundred fifty billion, five hundred forty million, five hundred five thousand, six hundred forty-three".